Module: Mesa
Branch: 9.2
Commit: 731a08341efa398244b3e871442a7a0b107a1fb9
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=731a08341efa398244b3e871442a7a0b107a1fb9

Author: Chad Versace <chad.vers...@linux.intel.com>
Date:   Thu Aug  1 08:10:31 2013 -0700

egl: Do not export private symbols

libEGL was incorrectly exporting *all* symbols, public and private.
This patch adds -fvisibility=hidden to libEGL's linker flags to ensure
that only symbols annotated with __attribute__((visibility("default")))
get exported.

Sanity-checked with libEGL's builtin DRI2 driver and the i965 DRI driver
by running Piglit on X/EGL and by running weston-gears on Weston as an
X client.

Sanity-checked with libEGL's Gallium driver (which is not built-in) and
the swrast Gallium driver by running es2gears_x11.

Kristian reviewed the symbol diff in `nm libEGL.so`.

CC: "9.2" <mesa-sta...@lists.freedesktop.org>
CC: Ian Romanick <i...@freedesktop.org>
Acked-by: Kristian Høgsberg <k...@bitplanet.net>
Reviewed-by: Jakob Bornecrantz <ja...@vmware.com>
Signed-off-by: Chad Versace <chad.vers...@linux.intel.com>
(cherry picked from commit 2c2e64edaba0f6aeb181ca5b51eb8dea8e9b39f9)

---

 src/egl/drivers/dri2/Makefile.am        |    1 +
 src/egl/drivers/glx/Makefile.am         |    1 +
 src/egl/main/Makefile.am                |    1 +
 src/egl/wayland/wayland-drm/Makefile.am |    1 +
 src/egl/wayland/wayland-egl/Makefile.am |    1 +
 5 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/src/egl/drivers/dri2/Makefile.am b/src/egl/drivers/dri2/Makefile.am
index 45f7dfa..823ef5e 100644
--- a/src/egl/drivers/dri2/Makefile.am
+++ b/src/egl/drivers/dri2/Makefile.am
@@ -28,6 +28,7 @@ AM_CFLAGS = \
        -I$(top_srcdir)/src/egl/wayland/wayland-drm \
        -I$(top_builddir)/src/egl/wayland/wayland-drm \
        $(DEFINES) \
+       $(VISIBILITY_CFLAGS) \
        $(LIBDRM_CFLAGS) \
        $(LIBUDEV_CFLAGS) \
        $(LIBKMS_CFLAGS) \
diff --git a/src/egl/drivers/glx/Makefile.am b/src/egl/drivers/glx/Makefile.am
index 6bf67ea..6db95b4 100644
--- a/src/egl/drivers/glx/Makefile.am
+++ b/src/egl/drivers/glx/Makefile.am
@@ -22,6 +22,7 @@
 AM_CFLAGS = \
        -I$(top_srcdir)/include \
        -I$(top_srcdir)/src/egl/main \
+       $(VISIBILITY_CFLAGS) \
        $(X11_CFLAGS) \
        $(DEFINES)
 
diff --git a/src/egl/main/Makefile.am b/src/egl/main/Makefile.am
index ca5257a..cbb6a4d 100644
--- a/src/egl/main/Makefile.am
+++ b/src/egl/main/Makefile.am
@@ -29,6 +29,7 @@ AM_CFLAGS = \
        -I$(top_srcdir)/include \
        -I$(top_srcdir)/src/gbm/main \
        $(DEFINES) \
+       $(VISIBILITY_CFLAGS) \
        $(EGL_CFLAGS) \
        -D_EGL_NATIVE_PLATFORM=$(EGL_NATIVE_PLATFORM) \
        -D_EGL_DRIVER_SEARCH_DIR=\"$(EGL_DRIVER_INSTALL_DIR)\" \
diff --git a/src/egl/wayland/wayland-drm/Makefile.am 
b/src/egl/wayland/wayland-drm/Makefile.am
index 4b2aeb3..08ee497 100644
--- a/src/egl/wayland/wayland-drm/Makefile.am
+++ b/src/egl/wayland/wayland-drm/Makefile.am
@@ -1,6 +1,7 @@
 AM_CFLAGS = -I$(top_srcdir)/src/egl/main \
            -I$(top_srcdir)/include \
            $(DEFINES) \
+           $(VISIBILITY_CFLAGS) \
            $(WAYLAND_CFLAGS) 
 
 noinst_LTLIBRARIES = libwayland-drm.la
diff --git a/src/egl/wayland/wayland-egl/Makefile.am 
b/src/egl/wayland/wayland-egl/Makefile.am
index 7d20a1a..138c170 100644
--- a/src/egl/wayland/wayland-egl/Makefile.am
+++ b/src/egl/wayland/wayland-egl/Makefile.am
@@ -2,6 +2,7 @@ pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = wayland-egl.pc
 
 AM_CFLAGS = $(DEFINES) \
+           $(VISIBILITY_CFLAGS) \
            $(WAYLAND_CFLAGS)
 
 lib_LTLIBRARIES = libwayland-egl.la

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